The stutter isn't Ryujinx being inefficient. The stutter is your PC translating the chaotic genius of Nintendo's physics engine in real-time. The "perfect cache" is a myth because TOTK is a generative game; it creates new visual states faster than any pre-compiled library can store them.
Second, . An update to your NVIDIA driver changes the way Vulkan pipelines are hashed. That "perfect" cache from May 2023 is useless with the driver you installed last week.
Do not download these. I will tell you why.